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build out pricing piece

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This commit is contained in:
Paul Trowbridge 2020-12-02 02:41:34 -05:00
parent 10d99668c0
commit f8b7776f8e
1 changed files with 55 additions and 3 deletions
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58
routes/scale/gen_scale.sql
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@ -3,6 +3,7 @@ $func$
DECLARE
_clist text;
_clist_vol text;
_clist_prc text;
_clist_inc text;
_ytdbody text;
_order_date text;
@ -34,7 +35,7 @@ FROM
fc.target_meta
WHERE
func NOT IN ('version');
-------------------------all columns except scale-------------------------------------------
-------------------------all columns except volume scale-----------------------------------
SELECT
string_agg(
--create the column reference
@ -52,6 +53,27 @@ FROM
WHERE
func NOT IN ('version');
-------------------------all columns except volume scale-----------------------------------
SELECT
string_agg(
--create the column reference
CASE
WHEN appcol IN ('units', 'cost') THEN '0::numeric'
WHEN appcol IN ('value') THEN $$(CASE WHEN pscale.factor = 0 THEN o.$$||_units_col||$$ * pscale.mod_price ELSE o.$$||format('%I',cname)||' * pscale.factor END)::numeric AS '||_value_col
ELSE 'o.'||format('%I',cname)
END,
--delimiter
E'\n ,'
--sort column ordinal
ORDER BY opos ASC
)
INTO
_clist_prc
FROM
fc.target_meta
WHERE
func NOT IN ('version');
SELECT
---------$$app_req$$ will hold the request body--------------------
$$WITH
@ -76,7 +98,7 @@ vscale AS (
SELECT
app_vincr AS target_increment
,sum($$||_units_col||') AS units'||$$
,app_vincr/sum($$||_units_col||$$) factor
,app_vincr/sum($$||_units_col||$$) AS factor
)
,volume AS (
SELECT
@ -84,7 +106,37 @@ SELECT
FROM
baseline
CROSS JOIN vscale
)$$
)
,pscale AS (
SELECT
app_pincr AS target_increment
,sum($$||_value_col||') AS value'||$$
,CASE WHEN (SELECT sum($$||_value_col||$$) FROM volume) = 0 THEN
--if the base value is -0- scaling will not work, need to generate price, factor goes to -0-
0
ELSE
--if the target dollar value still does not match the target increment, make this adjustment
((SELECT pincr::numeric FROM target)-(SELECT sum($$||_value_col||$$) FROM volume))/(SELECT sum($$||_value_col||$$) FROM volume)
END factor
,CASE WHEN (SELECT sum($$||_value_col||$$) FROM volume) = 0 THEN
CASE WHEN ((SELECT pincr::numeric FROM target) - (SELECT sum($$||_value_col||$$) FROM volume)) <> 0 THEN
--if the base value is -0- but the target value hasn't been achieved, derive a price to apply
((SELECT pincr::numeric FROM target) - (SELECT sum($$||_value_col||$$) FROM volume))/(SELECT sum(units) FROM volume)
ELSE
0
END
ELSE
0
END mod_price
)
,pricing AS (
SELECT
$$||_clist_prc||$$
)
INSERT INTO
fc.live
SELECT * FROM volume UNION ALL SELECT * FROM pricing
$$
INTO
_sql;